28849191

素因数分解:

$3^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{857}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 44993520

約数和(自身を除く): 16144329

約数列:

[1, 3, 7, 21, 49, 147, 229, 687, 857, 1603, 2571, 4809, 5999, 11221, 17997, 33663, 41993, 125979, 196253, 588759, 1373771, 4121313, 9616397, 28849191]

約数ペア:

[(1, 28849191), (3, 9616397), (7, 4121313), (21, 1373771), (49, 588759), (147, 196253), (229, 125979), (687, 41993), (857, 33663), (1603, 17997), (2571, 11221), (4809, 5999)]